JPS5091317A - - Google Patents

Info

Publication number
JPS5091317A
JPS5091317A JP48141024A JP14102473A JPS5091317A JP S5091317 A JPS5091317 A JP S5091317A JP 48141024 A JP48141024 A JP 48141024A JP 14102473 A JP14102473 A JP 14102473A JP S5091317 A JPS5091317 A JP S5091317A
Authority
JP
Japan
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP48141024A
Other languages
Japanese (ja)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP48141024A priority Critical patent/JPS5091317A/ja
Priority to US05/531,771 priority patent/US3975631A/en
Priority to DE2458868A priority patent/DE2458868C3/de
Publication of JPS5091317A publication Critical patent/JPS5091317A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/28—Systems for automatic generation of focusing signals
    • G02B7/36—Systems for automatic generation of focusing signals using image sharpness techniques, e.g. image processing techniques for generating autofocus signals

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Automatic Focus Adjustment (AREA)
  • Measurement Of Optical Distance (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Focusing (AREA)
JP48141024A 1973-12-12 1973-12-12 Pending JPS5091317A (enrdf_load_stackoverflow)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP48141024A JPS5091317A (enrdf_load_stackoverflow) 1973-12-12 1973-12-12
US05/531,771 US3975631A (en) 1973-12-12 1974-12-11 Structures for detecting focal adjustment of optical systems
DE2458868A DE2458868C3 (de) 1973-12-12 1974-12-12 Anordnung zur Messung des Fokussierungszustandes in optischen Systemen, insbesondere in photographischen Kameras

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP48141024A JPS5091317A (enrdf_load_stackoverflow) 1973-12-12 1973-12-12

Publications (1)

Publication Number Publication Date
JPS5091317A true JPS5091317A (enrdf_load_stackoverflow) 1975-07-22

Family

ID=15282423

Family Applications (1)

Application Number Title Priority Date Filing Date
JP48141024A Pending JPS5091317A (enrdf_load_stackoverflow) 1973-12-12 1973-12-12

Country Status (3)

Country Link
US (1) US3975631A (enrdf_load_stackoverflow)
JP (1) JPS5091317A (enrdf_load_stackoverflow)
DE (1) DE2458868C3 (enrdf_load_stackoverflow)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1603596A (en) * 1977-06-06 1981-11-25 Mca Disco Vision Optical transducer and focusing system
DE2750068C2 (de) * 1977-11-09 1984-10-18 Ernst Leitz Wetzlar Gmbh, 6330 Wetzlar Fotografische Kamera
DE2750735C2 (de) * 1977-11-12 1987-02-05 Agfa-Gevaert Ag, 5090 Leverkusen Fotografische Kamera mit einer Entfernungsmeßvorrichtung
DD146509A1 (de) * 1979-11-29 1981-02-11 Rolf Jurenz Optische anordnung zur automatischen oder halbautomatischen scharfeinstellung fuer spiegelreflexkameras
US4357533A (en) * 1980-07-14 1982-11-02 Discovision Associates Focus detector for an optical disc playback system
US4350768A (en) * 1980-09-19 1982-09-21 Bristol Myers Company Method for preparing single cell suspension
JPS5799604A (en) * 1980-12-12 1982-06-21 Canon Inc Focus detector
DE3363889D1 (en) * 1982-03-19 1986-07-10 Olympus Optical Co Focus state detector
US5999667A (en) * 1997-02-27 1999-12-07 Pirelli Cavi E Sistemi S.P.A. Method for reducing rejects in the manufacture of integrated optical components

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3274914A (en) * 1963-06-21 1966-09-27 Agfa Ag Camera focusing devices
US3562785A (en) * 1968-11-20 1971-02-09 Logetronics Inc Image adjusting method
JPS5618928B2 (enrdf_load_stackoverflow) * 1971-12-29 1981-05-02
US3875401B1 (en) * 1973-07-09 1994-02-01 Honeywell Inc. Focus detecting apparatus

Also Published As

Publication number Publication date
DE2458868C3 (de) 1978-11-23
DE2458868A1 (de) 1975-06-19
DE2458868B2 (de) 1978-03-23
US3975631A (en) 1976-08-17

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